[Bug 108096] [amd-staging-drm-next] SDDM screen corruption (not usable) with RX580, amdgpu, dc=1 (of course), regression - [bisected]

[bugzilla-daemon@freedesktop.org]

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https://bugs.freedesktop.org/show_bug.cgi?id=108096

--- Comment #25 from Andrey Grodzovsky <andrey.grodzovsky@amd.com> ---
(In reply to Dieter Nützel from comment #24)
> (In reply to Andrey Grodzovsky from comment #22)
> > (In reply to Andrey Grodzovsky from comment #21)
> > > Please load the driver in debug mode so I can see the error code value in
> > > dmesg - 
> > > when loading the kernel add drm.debug=0xff
> > > 
> > > Also to trace where exactly the error originated from please install
> > > trace-cmd and beore starting X (assuming you get the failure and the dmesg
> > > error right on start)
> > > sudo trace-cmd start -p function_graph -l amdgpu_cs_ioctl
> > > and get the output from /sys/kernel/debug/tracing/trace
> > 
> > My bad, the correct command is
> > sudo trace-cmd start -p function_graph -g amdgpu_cs_ioctl
> 
> Andrey, do you need these logs even after my commit #23?

If everything is working fine after whatever you did then no.

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